Residents of New Delhi woke up to a thick layer of smog on November 13, as the air quality in the Indian capital remained the worst of any major city in the world.Quoting the Central Pollution Control Board, the Times of India reported an Air Quality Index (AQI) of 366 at 9 am. The IQAir website was giving the even higher figure of 490, by far the worst of any major city in the world on November 13.Delhi’s Indira Gandhi International Airport saw 10 flight diversions and several delays on Wednesday morning due to low visibility, local media said.Video by Sanjeev Singh shows the Kashmere Gate area in the smog. Credit: Sanjeev Singh via Storyful